---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38779 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 65G 17% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 660 8266 4 7062 14986 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:be:22:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83769sec preferred_lft 83769sec inet6 fe80::f816:3eff:febe:22d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:43:34:bd:40:78 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-38779) 08/19/26 _x86_64_ (4 CPU) 13:26:05 LINUX RESTART (4 CPU) 13:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 32.39 3.00 26.36 3.02 163.59 4097.03 3460.84 13:50:01 25.19 0.02 22.59 2.58 0.41 2093.29 22370.30 14:00:00 16.14 0.03 14.73 1.38 0.65 3478.79 12882.70 Average: 24.55 1.01 21.21 2.33 54.54 3219.80 12937.87 13:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 10044272 13638920 2319456 14.17 140820 3573412 2483564 14.26 678372 5258712 20560 13:50:01 8797944 12776128 3178828 19.42 159164 3906224 3198344 18.36 775328 6372284 31864 14:00:00 5607744 10437540 5514604 33.68 172032 4712992 5252348 30.15 1028848 9242692 148 Average: 8149987 12284196 3670963 22.42 157339 4064209 3644752 20.92 827516 6957896 17524 13:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 1589.97 1589.97 1509.21 1509.21 0.00 0.00 0.00 0.00 13:40:01 ens3 119.02 92.79 967.46 20.02 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 1156.65 1156.65 1101.69 1101.69 0.00 0.00 0.00 0.00 13:50:01 ens3 34.46 28.03 18.66 10.30 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 610.36 610.36 2832.54 2832.54 0.00 0.00 0.00 0.00 14:00:00 ens3 23.34 17.80 15.19 6.57 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1117.67 1117.67 1814.88 1814.88 0.00 0.00 0.00 0.00 Average: ens3 58.75 46.06 331.75 12.27 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-38779) 08/19/26 _x86_64_ (4 CPU) 13:26:05 LINUX RESTART (4 CPU) 13:30:08 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 64.06 0.00 2.64 0.24 0.13 32.94 13:40:01 0 65.20 0.00 2.77 0.29 0.13 31.60 13:40:01 1 63.41 0.00 2.60 0.18 0.13 33.67 13:40:01 2 63.00 0.00 2.44 0.23 0.13 34.20 13:40:01 3 64.61 0.00 2.73 0.25 0.13 32.28 13:50:01 all 63.24 0.00 2.31 0.12 0.13 34.20 13:50:01 0 62.20 0.00 2.34 0.09 0.13 35.24 13:50:01 1 65.85 0.00 2.38 0.13 0.13 31.51 13:50:01 2 62.65 0.00 2.28 0.11 0.12 34.85 13:50:01 3 62.27 0.00 2.25 0.14 0.12 35.22 14:00:00 all 36.21 0.00 1.57 0.17 0.11 61.94 14:00:00 0 39.02 0.00 1.95 0.40 0.11 58.53 14:00:00 1 36.34 0.00 1.28 0.06 0.12 62.21 14:00:00 2 36.02 0.00 1.56 0.09 0.12 62.21 14:00:00 3 33.46 0.00 1.48 0.13 0.11 64.82 Average: all 54.48 0.00 2.17 0.17 0.12 43.05 Average: 0 55.44 0.00 2.35 0.26 0.12 41.82 Average: 1 55.18 0.00 2.08 0.13 0.13 42.48 Average: 2 53.86 0.00 2.09 0.14 0.12 43.79 Average: 3 53.43 0.00 2.16 0.17 0.12 44.13